/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundParameterPack.h
Non-class version
template<typename T> std::enable_if_t<!std::is_class_v< T >, T * > AddParameter ( const [FName](API\Runtime\Core\UObject\FName) & Name, const [FName](API\Runtime\Core\UObject\FName) & InTypeName, const T & InValue )